Should we all be concerned about our cortisol levels? I took a blood stress test and spoke with experts to find out.

Medically reviewed by Steffini Stalos, DO A vitamin B12 blood test is a reliable way to determine if you have adequate levels ...

Oxford University researchers have unveiled a new blood test, powered by machine learning, that shows promise in detecting ...

A new way of interpreting standard blood tests could help doctors spot cancer warning signs sooner, according to scientists.

Scientists at Rutgers Health have discovered that a simple blood test could diagnose asthma and determine its severity, a ...

People may not realise they have diabetes as it doesn't always trigger symptoms, but there are some common signs to watch out ...

A cancer support group says men's lives are being put at risk because they cannot easily access a key screening test. The ...

So far, tests for diagnosing endometriosis — a painful condition in which tissue similar to the lining of the uterus grows ...